Topic Details (Notes format)

Cell: Structure and Functions

Subject: General Science

Book: NCERT Science Class 8

The cell is the basic unit of life.
- **Types**:
- Plant cells (cell wall, chloroplast).
- Animal cells (no cell wall).
- **Cell Components**:
- Nucleus (controls activities).
- Cytoplasm (contains organelles).
- **Functions**:
- Growth, repair, reproduction.

**Possible Exam Questions:**
1. What is the difference between plant and animal cells?
2. How does the nucleus control cell activities?
3. What are the functions of different cell organelles?
4. Why is the cell called the basic unit of life?
5. Explain the process of cell division.

Practice Questions

What is the chemical symbol for gold?

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Which part of the cell is responsible for energy production?

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Which process converts glucose into energy in the human body?

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What is the chemical formula of methane?

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What is the most abundant element in the universe?

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What is the pH of pure water at 25°C?

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What is the unit of electrical resistance?

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What is the SI unit of temperature?

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Which metal is liquid at room temperature?

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